Home / 62,855.08-86,740.36-34,562.60

Finding the Fourth Proportional to 62,855.08, 86,740.36 and 34,562.60

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Solution

The fourth proportional to 62,855.08, 86,740.36 and 34,562.60 is: 47,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,855.08 : 86,740.36 = 34,562.60 : x
  2. Step 2: Convert to fraction form
    62,855.08/86,740.36 = 34,562.60/x
  3. Step 3: Cross multiply
    62,855.08x = 86,740.36 × 34,562.60
  4. Step 4: Simplify right side
    62,855.08x = 2,997,972,366.54
  5. Step 5: Solve for x
    x = 2,997,972,366.54/62,855.08
  6. Step 6: Final answer
    x = 47,696.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.